diff --git a/src/mutter.schemas.in b/src/mutter.schemas.in
index 821b40f67..40973e0f5 100644
--- a/src/mutter.schemas.in
+++ b/src/mutter.schemas.in
@@ -64,7 +64,7 @@
Workspaces only on primary
Determines whether workspace switching should happen for windows
- on all monitors or only the primary window.
+ on all monitors or only for windows on the primary monitor.